$OpenBSD: patch-utils_h,v 1.3 2015/05/01 14:17:37 ajacoutot Exp $
--- utils.h.orig	Sun Oct 14 09:43:07 2007
+++ utils.h	Wed Apr  9 11:05:18 2008
@@ -14,6 +14,7 @@
 #include <netinet/in.h>
 #include <pthread.h>
 #include <signal.h>
+#include <endian.h>
 
 /* True/False definitions */
 #ifndef FALSE
@@ -42,6 +43,9 @@
 #define ARCH_BIG_ENDIAN     0x4321
 #define ARCH_LITTLE_ENDIAN  0x1234
 
+#ifdef BYTE_ORDER
+#define ARCH_BYTE_ORDER BYTE_ORDER
+#else
 #if defined(PPC) || defined(__powerpc__) || defined(__ppc__)
 #define ARCH_BYTE_ORDER ARCH_BIG_ENDIAN
 #elif defined(__sparc) || defined(__sparc__)
@@ -55,6 +59,7 @@
 #elif defined(__ia64__)
 #define ARCH_BYTE_ORDER ARCH_LITTLE_ENDIAN
 #endif
+#endif
 
 #ifndef ARCH_BYTE_ORDER
 #error Please define your architecture in utils.h!
@@ -84,7 +89,7 @@
 #define fastcall   __attribute__((regparm(3)))
 
 #if __GNUC__ > 2
-#define forced_inline inline __attribute__((always_inline))
+#define forced_inline inline __attribute__ ((always_inline))
 #define no_inline __attribute__ ((noinline))
 #else
 #define forced_inline inline
@@ -255,12 +260,15 @@ static inline u_int normalize_size(u_int val,u_int nb,
    return(((val+nb-1) & ~(nb-1)) >> shift);
 }
 
+#ifndef swap16
 /* Convert a 16-bit number between little and big endian */
 static forced_inline m_uint16_t swap16(m_uint16_t value)
 {
    return((value >> 8) | ((value & 0xFF) << 8));
 }
+#endif
 
+#ifndef swap32
 /* Convert a 32-bit number between little and big endian */
 static forced_inline m_uint32_t swap32(m_uint32_t value)
 {
@@ -272,7 +280,9 @@ static forced_inline m_uint32_t swap32(m_uint32_t valu
    result |= (value & 0xff) << 24;
    return(result);
 }
+#endif
 
+#ifndef swap64
 /* Convert a 64-bit number between little and big endian */
 static forced_inline m_uint64_t swap64(m_uint64_t value)
 {
@@ -282,6 +292,7 @@ static forced_inline m_uint64_t swap64(m_uint64_t valu
    result |= swap32(value >> 32);
    return(result);
 }
+#endif
 
 /* Get current time in number of msec since epoch */
 static inline m_tmcnt_t m_gettime(void)
